FIRMAN 25' Heavy Duty Generator Power Cord L14-30P to 4 x 5-20R with Storage Strap | Costco
The Best Generator Accessories to Make Your Unit Even More Useful
Champion Power Equipment 25-Foot 30-Amp 125/250-Volt Duplex-Style Flat Generator Extension Cord (L14-30P to Four 5-20R) - Thermoplastic - Yellow in the Generator Accessories department at Lowes.com
30A L14-30 4-prong Locking Plug Generator Extension Power Cord | 10 AW – Ceptics
The 5 Best Extension Cords for Your Home and Garage of 2024 | Reviews by Wirecutter